Remove grpc imports from init and add pb package #43
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Fix the problem reported by @vmarkovtsev: grpcio has incompatibilies with multiprocessing module. we may provide functionality that doesn't depend on grpc but it would still break multiprocessing if we import grpc in __init__.py See more information (currently opened issues): - python grpc server with multiprocessing fails grpc/grpc#16001 - gRPC server on Python 3.6 is incompatible with os.fork() grpc/grpc#17093 Similar issues; - grpcio 1.6 python client stuck under multiprocessing grpc/grpc#12489 - gRPC Python 1.8.2 Library incompatibility with fork() grpc/grpc#13873 Signed-off-by: Maxim Sukharev <max@smacker.ru>
It makes the api cleaner. See #39 (comment) for details. Signed-off-by: Maxim Sukharev <max@smacker.ru>
vmarkovtsev
reviewed
Dec 4, 2018
python/lookout/sdk/pb.py
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| from .event_pb2_grpc import * | ||
| from .event_pb2 import * | ||
| from .grpc import * |
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Should we separate our code from autogenerated one? I would rather explicitly import this:
from lookout.sdk.pb import AnalyzerServicer
from lookout.sdk.grpc import to_grpc_addressSigned-off-by: Maxim Sukharev <max@smacker.ru>
vmarkovtsev
suggested changes
Dec 4, 2018
python/lookout/sdk/pb.py
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| from .service_analyzer_pb2_grpc import \ | ||
| AnalyzerServicer, add_AnalyzerServicer_to_server as add_analyzer_to_server |
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AnalyzerServicer does not need to be imported here. Sorry - I should have spotted this earlier!
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True. Leftover after copy-past. Thank you!
Signed-off-by: Maxim Sukharev <max@smacker.ru>
vmarkovtsev
approved these changes
Dec 4, 2018
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Superseded #39
The first commit has the same change but correct commit message with the explanation why we need it.
The second re-export grpc stuff as we agreed in a comment to that PR.